)]}'
{
  "commit": "ac9d87b707d98afac9df9914bc45860d9b01cdeb",
  "tree": "3fb7b5d0d48cbf509f6745ca27e22e4b725c773c",
  "parents": [
    "8e2bf308c1712abbacb62e663d02a66e37d46481"
  ],
  "author": {
    "name": "Peter von der Ahé",
    "email": "ahe@google.com",
    "time": "Tue Mar 07 14:50:57 2017 +0100"
  },
  "committer": {
    "name": "Peter von der Ahé",
    "email": "ahe@google.com",
    "time": "Tue Mar 07 14:50:57 2017 +0100"
  },
  "message": "Keep track of references to guide.\n\nR\u003dkarlklose@google.com\n\nReview-Url: https://codereview.chromium.org/2739593004 .\n",
  "tree_diff": [
    {
      "type": "modify",
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